[Python-Dev] [RELEASED] Python 3.3.0 release candidate 3

Stefan Krah stefan at bytereef.org
Sat Sep 29 11:17:29 CEST 2012

Tim Delaney <timothy.c.delaney at gmail.com> wrote:
> If those numbers are similar in other benchmarks, would it be accurate and/or
> reasonable to include a statement along the lines of:
> "comparable to float performance - usually no more than 3x for calculations
> within the range of numbers covered by float"

For numerical programs, 1.4x (9 digits) to 3x (19 digits) slower would be
accurate. On Windows the difference is even less.

For output formatting, cdecimal is faster than float (at least it was when
I posted a benchmark a couple of months ago).

Stefan Krah

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